Home / 5,124.07-7,687.92-2,528.83

Finding the Fourth Proportional to 5,124.07, 7,687.92 and 2,528.83

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Solution

The fourth proportional to 5,124.07, 7,687.92 and 2,528.83 is: 3,794.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.07 : 7,687.92 = 2,528.83 : x
  2. Step 2: Convert to fraction form
    5,124.07/7,687.92 = 2,528.83/x
  3. Step 3: Cross multiply
    5,124.07x = 7,687.92 × 2,528.83
  4. Step 4: Simplify right side
    5,124.07x = 19,441,391.65
  5. Step 5: Solve for x
    x = 19,441,391.65/5,124.07
  6. Step 6: Final answer
    x = 3,794.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.